Simplicity 1691411 - Manual (Page 18)

WHEEL AXLE BEARING
REPLACEMENT
After approximately 100 hours of use (about 5 years), or
if drive chain jumps off sprockets, wheel axle bearings
may need to be replaced.
1. Disconnect spark plug wire and fasten it away from
the spark plug.
2. Place a block under the snowthrower so the wheels
are just off the ground.
3. See figure 16. Remove the ring pin and wheel from
each axle.
4. Slide off the washers and long spacer.
A
CAUTION
Note the number and placement of washers used
between wheel and long spacer, or between long
spacer and bearing. An even number of washers
must be used on each side of the shaft.
5. Pull bearing out of housing opening and off of the
shaft.
6. Install new bearing by aligning bearing flat sides with
flat sides in housing.
7. Install washers and long spacer.
8. Install wheel and ring pin.
Bearing
. ,
E-ring I
Figure 16. Wheel and Auger Bearings
AUGER SHAFT BEARING
REPLACEMENT
If auger shaft bearings need replacement, proceed as
follows:
1. Pry off the E-ring (figure 16).
2. Remove the washers, then pull the bearing out of the
housing and off the shaft.
3. Install new bearing by aligning bearing flat sides with
flat sides in housing.
4. Install washers. Install a new E-ring securely in shaft
groove.
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